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72 lines
3.0 KiB
72 lines
3.0 KiB
/****************************************************************************
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Copyright (c) 2019-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include "gfx-base/GFXRenderPass.h"
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#import <Metal/MTLPixelFormat.h>
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#import <Metal/MTLRenderPass.h>
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#import <Metal/MTLTexture.h>
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#include "math/Vec2.h"
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namespace cc {
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namespace gfx {
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class CCMTLTexture;
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class CCMTLRenderPass final : public RenderPass {
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public:
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explicit CCMTLRenderPass();
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~CCMTLRenderPass();
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using BufferList = ccstd::vector<uint32_t>; // offset to draw buffer, also means [[color(N)]] of input
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void setColorAttachment(size_t slot, CCMTLTexture *texture, int level);
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void setDepthStencilAttachment(CCMTLTexture *texture, int level);
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inline MTLRenderPassDescriptor *getMTLRenderPassDescriptor() const { return _mtlRenderPassDescriptor; }
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inline uint32_t getColorRenderTargetNums() const { return _colorRenderTargetNums; }
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inline const ccstd::vector<Vec2> &getRenderTargetSizes() const { return _renderTargetSizes; }
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inline void nextSubpass() { _currentSubpassIndex++; }
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inline uint32_t getCurrentSubpassIndex() { return _currentSubpassIndex; }
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inline void reset() { _currentSubpassIndex = 0; }
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inline const BufferList &getDrawBuffer(uint32_t subPassIndex) { return _drawBuffers[subPassIndex]; }
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inline const BufferList &getReadBuffer(uint32_t subPassIndex) { return _readBuffers[subPassIndex]; }
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protected:
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void doInit(const RenderPassInfo &info) override;
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void doDestroy() override;
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uint32_t _currentSubpassIndex = 0;
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MTLRenderPassDescriptor *_mtlRenderPassDescriptor = nil;
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uint32_t _colorRenderTargetNums = 0;
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ccstd::vector<Vec2> _renderTargetSizes;
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ccstd::vector<BufferList> _drawBuffers;
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ccstd::vector<BufferList> _readBuffers;
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ccstd::vector<uint32_t> _colorIndices; // attachment index to draw buffer index
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};
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} // namespace gfx
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} // namespace cc
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